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Spring MCQ Questions - Machine Design

Spring MCQs : Here you will find MCQ Questions related to "Spring" in Machine Design. These Spring MCQ Questions Will help you to improve your Machine Design knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations.

Question 1

Which of the following function can the spring perform?

A. Store energy
B. Absorb shock
C. Measure force
D. All of the above

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Question 2

The longest leaf in a leaf spring is called?

A. centre leaf
B. middle leaf
C. master leaf
D. None of the above

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Question 3

If spring index=2.5, what can be concluded about stresses in the wire?

A. They are high
B. They are negligible
C. They are moderate
D. Can not say

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Question 4

If number of coils are 8 and wire diameter of spring 3mm, then solid length is given by?

A. 27mm
B. 24mm
C. 21mm
D. None of the above

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Question 5

Which of the following is false?

A. The helical spring ad wire of helical torsion spring, both are subjected to torsional shear stresses.
B. The spring index is the ratio of wire diameter to mean coil diameter.
C. A spring with index=15 is prone to buckling.
D. All of the above

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Question 6

Which of the following is true?

A. Spring having square ends has 1 inactive coil.
B. Martin’s factor compensates for curvature effect in springs.
C. A spring of stiffness constant k is cut in two equal parts. The stiffness constant of new spring will be k/2.
D. For two springs connected in series, the net deflection is equal to the sum of deflection in two springs

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Question 7

Patenting is defined as the cooling below the freezing point of water.

C. Can be true or false
D. Can not say

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Question 8

_________ accommodates curvature effect while designing spring.

A. Martin’s factor
B. Watson's factor
C. Wahl’s factor
D. None of the above

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Question 9

A leaf spring consists of 3 extra full length leaves and 14 graduated length leaves. The maximum force that can act on the spring is 70kN and the distance between eyes of the spring is 1.2m. Width and thickness of the leaves are 100mm and 12mm respectively. Calculate the initial pre load required to close the nip.

A. 4332.2N
B. 4674.1N
C. 4985.4N
D. 4885.4N

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Question 10

Belleville spring can only produce linear load deflection characteristics.

A. Linear as well as non linear
B. Only linear
C. Non-linear
D. All of the above

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